Pricing and availability

We compare 600+ stores and found this item at 6 stores. Prices updated .

Sweetwater
5.0 (1)
$429.00
Guitar Center
3.5 (3)
$429.00
Amazon
4.5 (134)
$429.00
Musician's Friend
5.0 (7)
$429.00
zZounds
5.0 (4)
$429.00
Thomann
4.6 (8)
$468.00 $459.00 $9.00 · All time low

Average Price: $434

Standard/Professional

$299

$700+

Price Tier

Budget

Standard

High-end

Price History

Based on price data from 5 merchants for "Shure BLX14 / SM31-J10". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Experience unparalleled wireless freedom with the Shure BLX14 / SM31-J10, an ideal choice for performers and fitness instructors alike. This robust system combines Shure's renowned engineering with ease of use, ensuring your sound is as dynamic and clear as your performance. The BLX4 receiver features a user-friendly, one-touch setup with the innovative QuickScan technology, which quickly locates the best open frequency, eliminating the guesswork from frequency selection.

The BLX1 bodypack transmitter pairs seamlessly with the moisture-resistant SM31 headworn microphone, a cardioid condenser mic designed to capture your voice with precision while enduring the rigors of high-energy environments. Whether you're on stage or leading an aerobics class, the SM31 delivers exceptional clarity and reliability. The system operates on two AA batteries, providing up to 14 hours of continuous use, ensuring that your performance remains uninterrupted.

The BLX14 / SM31-J10 offers a versatile and expandable solution, supporting up to 12 simultaneous systems, making it a scalable choice for growing setups. With microprocessor-controlled antenna diversity and audio status LEDs, this wireless system ensures stable and clear audio transmission every time.

Key Features:

  • Includes BLX4 receiver, BLX1 bodypack transmitter, and SM31 headworn microphone
  • QuickScan technology for fast frequency selection
  • Moisture-resistant SM31 mic with cardioid polar pattern
  • Up to 12 simultaneous systems supported
  • Operates for up to 14 hours on two AA batteries
  • Microprocessor-controlled antenna diversity
  • Comes with power supply, cable clip, and windscreen

Product specs

Application Fitness/Active
Configuration Headset Wireless System
System Simultaneous Channels Up to 12
System Analog/Digital Analog
System Frequency Range 596-608 MHz, 614-618 MHz
System Operating Range 300 ft. Line-of-sight
System Frequency Response 50Hz-15kHz
System Microphone Included Yes
System Channel Selection Manual
Microphone Form Factor Headworn
Microphone Color Black
Microphone Type Condenser
Microphone Polar Pattern Cardioid
Microphone Max SPL 145dB SPL
Microphone Connector TA4F
Microphone Frequency Response 45Hz-20kHz
Microphone Cable Length 3.61 ft.
Microphone Self Noise 28dB
Transmitter Form Factor Bodypack
Transmitter Dynamic Range 117dB (A weighted)
Transmitter Battery Type 2 x AA
Transmitter Battery Life Up to 14 hours
Transmitter Connector TA4M
Transmitter Dimensions 2.5" x 4.3" x 0.8"
Transmitter Weight 0.16 lbs.
Receiver Antenna Type Fixed
Receiver Type Table Top
Receiver Front Panel Display Yes
Receiver Displays LED
Receiver Outputs 1 x XLR, 1 x 1/4"
Receiver Dimensions 7.4" x 1.6" x 4.1"
Receiver Weight 0.53 lbs.

FAQs

Is the Shure BLX14 / SM31-J10 suitable for fitness instructors?

Yes, the Shure BLX14 / SM31-J10 is designed for fitness and active applications, featuring a secure headset microphone that stays in place during movement.

What is the operating range of the Shure BLX14 / SM31-J10 wireless system?

The Shure BLX14 / SM31-J10 offers an operating range of up to 300 feet line-of-sight, providing ample coverage for most performance and instructional spaces.

Does the Shure BLX14 / SM31-J10 require phantom power?

No, the Shure BLX14 / SM31-J10 wireless system does not require phantom power, as it operates via a bodypack transmitter powered by two AA batteries.

What type of microphone is included with the Shure BLX14 / SM31-J10 system?

The system includes a cardioid condenser headset microphone, ideal for capturing clear vocals while minimizing background noise.

How long does the battery last on the Shure BLX14 / SM31-J10 transmitter?

The transmitter of the Shure BLX14 / SM31-J10 can operate for up to 14 hours on two AA batteries, making it reliable for extended use.

Jenn Doheney Amazon Influencer: Mindful Shopper

Jenn Doheney Amazon Influencer: Mindful Shopper

Watch Before You Buy Shure Wireless Microphone and Receiver

Video thumbnail for Watch Before You Buy Shure Wireless Microphone and Receiver by Jenn Doheney Amazon Influencer: Mindful Shopper

Watch Before You Buy Shure Wireless Microphone and Receiver

Jenn Doheney Amazon Influencer: Mindful Shopper

Jenn Doheney Amazon Influencer: Mindful Shopper

Reviews

PROS

  • Good tone quality suitable for live performances

  • Provides excellent mobility for interactive use

  • Zero interference issues reported

  • Sweat-resistant, ideal for fitness instructors

  • Easy to use and set up

CONS

  • Tone not as rich as traditional SM58 mic

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Shure BLX14 / SM31-J10.

User experience

  • Significant phasing issues are noticeable beyond the 5th fret, impacting musical applications.

    Source
  • Moving the wireless receiver away from a 2.4 GHz router improves the G30's performance.

    Source

Features and functionality

  • The BLX4 exhibits audible noise with each note played, affecting audio clarity.

    Source

Comparisons

  • The Line 6 G30, though better in sound quality, suffers from dropouts unless set to RF1 mode.

    Source

Other

  • Wireless performance can vary significantly based on geographical location and local frequency interference.

    Source

Based on 0 Reviews and 0 Ratings

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